Question

I need answer for this too

Answer 1

Step-by-step explanation:

$\sqrt{ \frac{ \sqrt{2 - 1} }{ \sqrt{2} + 1} } = \sqrt{ \frac{ \sqrt{0.4} }{ \sqrt{2.4} } } = \frac{1}{ \sqrt{6 } } = \frac{1}{2.44} = 0.4$

$answer \: is \: 0.4$